Path traversal in Credentials Binding - CVE-2026-42520

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Main Vulnerability Database Vulnerabilities #VU129238

Path traversal in Credentials Binding - CVE-2026-42520

Published: May 4, 2026


Vulnerability identifier: #VU129238
CSH Severity: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2026-42520
CWE-ID: CWE-22
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
Credentials Binding
Software vendor:
Jenkins

Description

The vulnerability allows a remote attacker to perform directory traversal attacks.

The vulnerability exists due to input validation error when processing directory traversal sequences. A remote user can send a specially crafted HTTP request and write arbitrary files on the system, leading to arbitrary code execution.


Remediation

Install updates from vendor's website.

External links